Opis

Gas sensor
This analog gas sensor has a small heating part with an electronical chemical sensor.
It is suitable for indoor usage.
The sensor can output exact values only after warmup phase.
Caution: sensor gets hot while usage!

Specifications

Measurement range
50 - 10000 ppm

Measureable substances
Liquefied petrol gas (LPG), propane, methane, butane and other natural gases

Application areas
Detecting gas leaks, gas alarm, robotic, microcontroller projects

Compatible with
Raspberry Pi (with AD-converter), Arduino. etc.

Special features
High sensitivity, quick reaction time, insensible for alchohol and smoke

Analog Output
Values are processed by the microcontroller

Digital Output
thresholds can be set

Pins
VCC: Voltage supply 5V, GND: Ground, AOUT: Analog Output, DOUT: Digital Output

Response time
? 10 s

Recovery time
? 30 s

Heating current
? 24 V DC

Load resistance
2 K?

Resistance in clean air
? 4000 k?

Sensitivity
? 4 (in 1000ppm butan C4H10)

Dimensions
52 x 20 x 18 mm

Weight
8 g

https://joy-it.net/en/products/SEN-MQ5